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AIIMS 201826 May
Exam
AIIMS
Year
2018
Date
26 May
Subject
Chemistry
Chapter
d and f Block Elements

AIIMS 2018 · 26 May · Chemistry · d and f Block Elements

KMnO_4 on reaction with KOH does not give

KMnO4\mathrm{KMnO}_4 on reaction with KOH\mathrm{KOH} does not give

Options

  1. AMnO2\mathrm{MnO}_2
  2. BK2MnO4\mathrm{K}_2 \mathrm{MnO}_4
  3. CH2O\mathrm{H}_2 \mathrm{O}
  4. Dnascent oxygen.

Correct answer

A. MnO2\mathrm{MnO}_2

Step-by-step solution

2KMnO4+2KOH⟶2 K2MnO4+H2O+[O]\begin{array}{r}2 \mathrm{KMnO}_4+2 \mathrm{KOH} \longrightarrow 2 \mathrm{~K}_2 \mathrm{MnO}_4+ \\ \mathrm{H}_2 \mathrm{O}+[\mathrm{O}]\end{array}
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